SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables)

12 Months Ended

Dec. 30, 2020

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

The following table sets forth certain unaudited financial information for each quarter of fiscal 2020 and fiscal 2019. The unaudited quarterly information includes all adjustments (consisting of normal recurring adjustments) that, in the opinion of management, are necessary for the fair presentation of the information presented. Operating results for interim periods are not necessarily indicative of the results that may be expected for a full fiscal year.

		2020
		First		Second		Third		Fourth
		Quarter		Quarter		Quarter		Quarter
Total revenue		$	143,170	$	91,786	$	130,401	$	157,510
Operating loss		(787)		(24,075)		(6,798)		(12,216)
Net loss		(1,079)		(18,031)		(6,110)		(20,314)
Net loss attributable to Shake Shack Inc.		(960)		(16,211)		(5,559)		(19,428)
Loss per share(1):
	Basic	$	(0.03)	$	(0.43)	$	(0.15)	$	(0.50)
	Diluted	$	(0.03)	$	(0.43)	$	(0.15)	$	(0.50)

		2019
		First		Second		Third		Fourth
		Quarter		Quarter		Quarter		Quarter
Total revenue		$	132,609	$	152,713	$	157,762	$	151,435
Operating income		5,162		11,871		8,164		488
Net income (loss)		3,607		11,171		11,423		(2,073)
Net income (loss) attributable to Shake Shack Inc.		2,546		9,030		10,344		(2,093)
Earnings (loss) per share(1):
	Basic	$	0.09	$	0.30	$	0.32	$	(0.06)
	Diluted	$	0.08	$	0.29	$	0.31	$	(0.06)

(1)    Basic and diluted earnings (loss) per share are computed independently for each of the quarters presented. Therefore, the sum of quarterly basic and diluted earnings (loss) per share amounts may not equal annual basic and diluted earnings (loss) per share amounts.